Update pubspec.yaml

Author: brianquinlan

pkgs/cupertino_http/pubspec.yaml

@@ -4,7 +4,6 @@ description: >-
   A macOS/iOS Flutter plugin that provides access to the Foundation URL
   Loading System.
 repository: https://github.com/dart-lang/http/tree/master/pkgs/cupertino_http
-publish_to: no
 
 environment:
   sdk: ^3.4.0